code: def setUpClass(cls):
      super().setUpClass()
  
      # set up the seed for the class to prevent
      # clashing random table names for example
      global GLOBAL_TEST_CLASS_COUNTER
      cls.test_class_seed = GLOBAL_TEST_CLASS_COUNTER
      logger.info(
          f"Allocating seed {cls.test_class_seed} to {cls.__name__}."
      )
      GLOBAL_TEST_CLASS_COUNTER += 1
  
file_path: ReAgent/reagent/test/workflow/reagent_sql_test_base.py
imports: import logging
  import os
  import random
  import shutil
  import numpy
  import torch
  from pyspark import SparkConf
  from reagent.data.spark_utils import DEFAULT_SPARK_CONFIG
  from sparktestingbase.sqltestcase import SQLTestCase
label_desc: Use image node_id 2 for calling the ReagentSQLTestBase obj's underlying member method code with example usage: obj.setUpClass(cls) without return types